package com.hz.framework.util;
/**
 * *****************************************************************************
 *               Copyright(c) 2010 by 哈尔滨华泽数码科技有限公司.
 *                       All rights reserved.
 *******************************************************************************
 *     File Name         :  com.hz.hzsystem.dbsql.PayMoneyStanderdSql.java
 *     Description(说明)	:
 * -----------------------------------------------------------------------------
 *     No.        Date              Revised by           Description	
 *     	1	  Jun 20, 2011         	 workers              Created
 *****************************************************************************
 */
public final class CalendarConverter {

private static final int[] iLunarMonthDaysTable = {
     0x4ae0, 0xa570, 0x5268, 0xd260, 0xd950, 0x6aa8, 0x56a0, 0x9ad0, 0x4ae8, 0x4ae0,   // 1910
     0xa4d8, 0xa4d0, 0xd250, 0xd548, 0xb550, 0x56a0, 0x96d0, 0x95b0, 0x49b8, 0x49b0,   // 1920
     0xa4b0, 0xb258, 0x6a50, 0x6d40, 0xada8, 0x2b60, 0x9570, 0x4978, 0x4970, 0x64b0,   // 1930
     0xd4a0, 0xea50, 0x6d48, 0x5ad0, 0x2b60, 0x9370, 0x92e0, 0xc968, 0xc950, 0xd4a0,   // 1940
     0xda50, 0xb550, 0x56a0, 0xaad8, 0x25d0, 0x92d0, 0xc958, 0xa950, 0xb4a8, 0x6ca0,   // 1950
     0xb550, 0x55a8, 0x4da0, 0xa5b0, 0x52b8, 0x52b0, 0xa950, 0xe950, 0x6aa0, 0xad50,   // 1960
     0xab50, 0x4b60, 0xa570, 0xa570, 0x5260, 0xe930, 0xd950, 0x5aa8, 0x56a0, 0x96d0,   // 1970
     0x4ae8, 0x4ad0, 0xa4d0, 0xd268, 0xd250, 0xd528, 0xb540, 0xb6a0, 0x96d0, 0x95b0,   // 1980
     0x49b0, 0xa4b8, 0xa4b0, 0xb258, 0x6a50, 0x6d40, 0xada0, 0xab60, 0x9370, 0x4978,   // 1990
     0x4970, 0x64b0, 0x6a50, 0xea50, 0x6b28, 0x5ac0, 0xab60, 0x9368, 0x92e0, 0xc960,   // 2000
     0xd4a8, 0xd4a0, 0xda50, 0x5aa8, 0x56a0, 0xaad8, 0x25d0, 0x92d0, 0xc958, 0xa950,   // 2010
     0xb4a0, 0xb550, 0xb550, 0x55a8, 0x4ba0, 0xa5b0, 0x52b8, 0x52b0, 0xa930, 0x74a8,   // 2020
     0x6aa0, 0xad50, 0x4da8, 0x4b60, 0x9570, 0xa4e0, 0xd260, 0xe930, 0xd530, 0x5aa0,   // 2030
     0x6b50, 0x96d0, 0x4ae8, 0x4ad0, 0xa4d0, 0xd258, 0xd250, 0xd520, 0xdaa0, 0xb5a0,   // 2040
     0x56d0, 0x4ad8, 0x49b0, 0xa4b8, 0xa4b0, 0xaa50, 0xb528, 0x6d20, 0xada0, 0x55b0    // 2050
};

private static final char[] iLunarLeapMonthTable = {
     0x00, 0x50, 0x04, 0x00, 0x20,   // 1910
     0x60, 0x05, 0x00, 0x20, 0x70,   // 1920
     0x05, 0x00, 0x40, 0x02, 0x06,   // 1930
     0x00, 0x50, 0x03, 0x07, 0x00,   // 1940
     0x60, 0x04, 0x00, 0x20, 0x70,   // 1950
     0x05, 0x00, 0x30, 0x80, 0x06,   // 1960
     0x00, 0x40, 0x03, 0x07, 0x00,   // 1970
     0x50, 0x04, 0x08, 0x00, 0x60,   // 1980
     0x04, 0x0a, 0x00, 0x60, 0x05,   // 1990
     0x00, 0x30, 0x80, 0x05, 0x00,   // 2000
     0x40, 0x02, 0x07, 0x00, 0x50,   // 2010
     0x04, 0x09, 0x00, 0x60, 0x04,   // 2020
     0x00, 0x20, 0x60, 0x05, 0x00,   // 2030
     0x30, 0xb0, 0x06, 0x00, 0x50,   // 2040
     0x02, 0x07, 0x00, 0x50, 0x03    // 2050
};

private static final char[] iSolarLunarOffsetTable = {
   49, 38, 28, 46, 34, 24, 43, 32, 21, 40,  // 1910
   29, 48, 36, 25, 44, 34, 22, 41, 31, 50,  // 1920
   38, 27, 46, 35, 23, 43, 32, 22, 40, 29,  // 1930
   47, 36, 25, 44, 34, 23, 41, 30, 49, 38,  // 1940
   26, 45, 35, 24, 43, 32, 21, 40, 28, 47,  // 1950
   36, 26, 44, 33, 23, 42, 30, 48, 38, 27,  // 1960
   45, 35, 24, 43, 32, 20, 39, 29, 47, 36,  // 1970
   26, 45, 33, 22, 41, 30, 48, 37, 27, 46,  // 1980
   35, 24, 43, 32, 50, 39, 28, 47, 36, 26,  // 1990
   45, 34, 22, 40, 30, 49, 37, 27, 46, 35,  // 2000
   23, 42, 31, 21, 39, 28, 48, 37, 25, 44,  // 2010
   33, 23, 41, 31, 50, 39, 28, 47, 35, 24,  // 2020
   42, 30, 21, 40, 28, 47, 36, 25, 43, 33,  // 2030
   22, 41, 30, 49, 37, 26, 44, 33, 23, 42,  // 2040
   31, 21, 40, 29, 47, 36, 25, 44, 32, 22,  // 2050
};

static boolean isSolarLeapYear(int iYear){
  return ((iYear % 4 == 0) && (iYear % 100 != 0) || iYear % 400 == 0);
}

static int iGetSYearMonthDays(int iYear, int iMonth){
  if((iMonth == 1) || (iMonth == 3) || (iMonth == 5)||
    (iMonth == 7) || (iMonth == 8) || (iMonth == 10) || (iMonth == 12))
	  return 31;
   else if((iMonth == 4) || (iMonth == 6) || (iMonth == 9) || (iMonth == 11))
    return 30;
   else if(iMonth == 2){
    if(isSolarLeapYear(iYear)) return 29;
    else return 28;
   }
   else return 0;
}

static int iGetSNewYearOffsetDays(int iYear, int iMonth, int iDay){
  int iOffsetDays = 0;

  for(int i = 1; i < iMonth; i++){
   iOffsetDays += iGetSYearMonthDays(iYear, i);
  }
  iOffsetDays += iDay -1;

  return iOffsetDays;
}

static int iGetLLeapMonth(int iYear){
  char iMonth = iLunarLeapMonthTable[(iYear - 1901) / 2];

  if(iYear % 2 == 0)
   return (iMonth & 0x0f);
  else
   return (iMonth & 0xf0) >> 4;
}

static int iGetLMonthDays(int iYear, int iMonth){
  int iLeapMonth = iGetLLeapMonth(iYear);
  if((iMonth > 12) && (iMonth - 12 != iLeapMonth) || (iMonth < 0)){
   return -1;
  }
  if(iMonth - 12 == iLeapMonth){
   if((iLunarMonthDaysTable[iYear - 1901] & (0x8000 >> iLeapMonth)) == 0)
    return 29;
   else
    return 30;
  }
  if((iLeapMonth > 0) && (iMonth > iLeapMonth)) iMonth++;
  if((iLunarMonthDaysTable[iYear - 1901] & (0x8000 >> (iMonth - 1))) == 0)
   return 29;
  else
   return 30;
}

static int iGetLYearDays(int iYear){
  int iYearDays = 0;
  int iLeapMonth = iGetLLeapMonth(iYear);

  for(int i = 1; i < 13; i++)
   iYearDays += iGetLMonthDays(iYear, i);
  if(iLeapMonth > 0)
   iYearDays += iGetLMonthDays(iYear, iLeapMonth + 12);
  return iYearDays;
}

static int iGetLNewYearOffsetDays(int iYear, int iMonth, int iDay){
  int iOffsetDays = 0;
  int iLeapMonth = iGetLLeapMonth(iYear);

  if((iLeapMonth > 0) && (iLeapMonth == iMonth - 12)){
   iMonth = iLeapMonth;
   iOffsetDays += iGetLMonthDays(iYear, iMonth);
  }

  for(int i = 1; i < iMonth; i++){
   iOffsetDays += iGetLMonthDays(iYear, i);
   if(i == iLeapMonth)
    iOffsetDays += iGetLMonthDays(iYear, iLeapMonth+12);
  }
  iOffsetDays += iDay - 1;

  return iOffsetDays;
}

	/**
	 * 
	 * @author 金雪冰
	 * @time Feb 21, 2011	
	 * @param iYear
	 * @param iMonth
	 * @param iDay
	 * @return 
	 * 方法功能:阳历转成阴历
	 */
	public static String solarToLundar(int iYear, int iMonth, int iDay){
	  int iLDay, iLMonth, iLYear;
	  int iOffsetDays = iGetSNewYearOffsetDays(iYear, iMonth, iDay);
	  int iLeapMonth = iGetLLeapMonth(iYear);
	
	  if(iOffsetDays < iSolarLunarOffsetTable[iYear - 1901] ){
	   iLYear = iYear - 1;
	   iOffsetDays = iSolarLunarOffsetTable[iYear - 1901] - iOffsetDays;
	   iLDay = iOffsetDays;
	
	   for(iLMonth = 12; iOffsetDays > iGetLMonthDays(iLYear, iLMonth); iLMonth--){
	    iLDay = iOffsetDays;
	    iOffsetDays -= iGetLMonthDays(iLYear, iLMonth);
	   }
	   if(0 == iLDay)
	    iLDay = 1;
	   else
	    iLDay = iGetLMonthDays(iLYear, iLMonth) - iOffsetDays + 1;
	  }
	  else{
	   iLYear = iYear;
	   iOffsetDays -= iSolarLunarOffsetTable[iYear - 1901];
	   iLDay = iOffsetDays + 1;
	
	   for(iLMonth = 1; iOffsetDays >= 0; iLMonth++){
	    iLDay = iOffsetDays + 1;
	    iOffsetDays -= iGetLMonthDays(iLYear, iLMonth);
	    if((iLeapMonth == iLMonth) && (iOffsetDays > 0)){
	     iLDay = iOffsetDays;
	     iOffsetDays -= iGetLMonthDays(iLYear, iLMonth + 12);
	     if(iOffsetDays <= 0){
	      iLMonth += 12 + 1;
	      break;
	     }
	    }
	   }
	   iLMonth--;
	  }
	  return "" + iLYear + (iLMonth > 9 ? "" + iLMonth : "0" + iLMonth)
	   + (iLDay > 9 ? "" + iLDay : "0" + iLDay);
	}

	/**
	 * 
	 * @author 金雪冰
	 * @time Feb 21, 2011	
	 * @param iYear
	 * @param iMonth
	 * @param iDay
	 * @return 
	 * 方法功能:阴历转成阳历
	 */
	public static String lundarToSolar(int iYear, int iMonth, int iDay){
	  int iSYear, iSMonth, iSDay;
	  int iOffsetDays = iGetLNewYearOffsetDays(iYear, iMonth, iDay) + iSolarLunarOffsetTable[iYear - 1901];
	  int iYearDays = isSolarLeapYear(iYear) ? 366 : 365;
	
	  if(iOffsetDays >= iYearDays){
	   iSYear = iYear + 1;
	   iOffsetDays -= iYearDays;
	  }
	  else {
	   iSYear = iYear;
	  }
	  iSDay = iOffsetDays + 1;
	  for(iSMonth = 1; iOffsetDays >= 0; iSMonth++){
	   iSDay = iOffsetDays + 1;
	   iOffsetDays -= iGetSYearMonthDays(iSYear, iSMonth);
	  }
	  iSMonth--;
	
	  return "" + iSYear + (iSMonth > 9 ? iSMonth + "" : "0" + iSMonth)
	   + (iSDay > 9 ? iSDay + "" : "0" + iSDay);
	}

	public static void main(String[] args) {
		System.out.println(solarToLundar(2011,4,11)); 
	}
}